diff --git a/composer.json b/composer.json
index 8b994d3f..c07459c0 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "repositories": [
         {
             "type": "composer",
-            "url": "http://packages.zendframework.com/"
+            "url": "https://packages.zendframework.com/"
         }
     ],
     "require": {